13525512660166 has 8 divisors (see below), whose sum is σ = 21848905066464. Its totient is φ = 6242544304680.

The previous prime is 13525512660161. The next prime is 13525512660173. The reversal of 13525512660166 is 66106621552531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13525512660161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260106012670 + ... + 260106012721.

It is an arithmetic number, because the mean of its divisors is an integer number (2731113133308).

Almost surely, 2^{13525512660166} is an apocalyptic number.

13525512660166 is a deficient number, since it is larger than the sum of its proper divisors (8323392406298).

13525512660166 is a wasteful number, since it uses less digits than its factorization.

13525512660166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520212025406.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 13525512660166 in words is "thirteen trillion, five hundred twenty-five billion, five hundred twelve million, six hundred sixty thousand, one hundred sixty-six".